The PVDF-HFP(poly vinylidenefluoride-hexafluoro propylene) porous membrane for Li ion polymer battery was prepared by a phase inversion process.是什么意思_The PVDF-HFP(poly vinylidenefluoride-hexafluoro propylene) porous membrane for Li ion polymer battery was prepared by a phase inversion process.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句